<template>
	<div>  
	<!-- 面包屑导航区域 -->
        <el-breadcrumb separator-class="el-icon-arrow-right">
              <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
              <el-breadcrumb-item>商品管理</el-breadcrumb-item>
             <el-breadcrumb-item>商品列表</el-breadcrumb-item>
        </el-breadcrumb>
		<!-- 卡片视图区域 -->
		<el-card>
			<!--搜索和添加按钮区域-->
			<el-row :gutter="20">
				<el-col :span="8">
					<!--搜索和添加按钮区域-->
					<el-input placeholder="请输入内容" v-model="queryInfo.query" clearable @clear="getGoodsList">
					    <el-button slot="append" icon="el-icon-search" @click="getGoodsList"></el-button>
					  </el-input>
				</el-col>
				<!--添加按钮区域-->
				<el-col :span="4">
					<el-button type="primary" @click="goAddPage">添加商品</el-button>
				</el-col>
			</el-row>
		<!--table表格区域-->
		<el-table :data="goodslist" border stripe>
			<!--索引列-->
			<el-table-column type="index"></el-table-column>
			<el-table-column label="商品名称" prop="goods_name"></el-table-column>
			<el-table-column label="商品价格(元)" prop="goods_price" width="120px"></el-table-column>
			<el-table-column label="商品重量" prop="goods_weight" width="70px"></el-table-column>		
			<el-table-column label="创建数量" prop="goods_number" width="70px"></el-table-column>
			<el-table-column label="创建时间" prop="add_time" width="160px">
				<template slot-scope="scope">
					{{ scope.row.add_time | dataFormate }}
				</template>
			</el-table-column>
			<el-table-column label="操作" width="130px">
				<template slot-scope="scope">
					<!--修改-->
					<el-button type="primary" icon="el-icon-edit" size="mini"></el-button>
					<!--删除-->
					<el-button type="danger" icon="el-icon-delete" size="mini" @click="removeById(scope.row.goods_id)"></el-button>
				</template>
			</el-table-column>
		</el-table>
		<!--分页区域-->
		 <el-pagination
		      @size-change="handleSizeChange"
		      @current-change="handleCurrentChange"
		      :current-page="queryInfo.pagenum"
		      :page-sizes="[5, 10, 15, 20]"
		      :page-size="queryInfo.pagesize"
		      layout="total, sizes, prev, pager, next, jumper"
		      :total="total">
		  </el-pagination>
		</el-card>
		</div>
</template>

<script>
	export default{
		data (){
			return{
				//查询参数
				queryInfo: {
					quer: '',
					pagenum: 1,
					pagesize: 10
				},
				//商品列表
				goodslist: [],
				//数据总条数
				total: 0
			}
		},
		created() {
			this.getGoodsList()
		},
		methods:{
			async getGoodsList(){
				const { data: res } = await this.$http.get('goods', { params: this.queryInfo})
			if (res.meta.status !== 200) {
			  return this.$message.error('获取商品列表数据失败')
			}
			//console.log(res.data) 
			this.goodslist=res.data.goods
			this.total=res.data.total
			this.$message.success('获取商品列表数据成功')
			},
			//监听pagesize发生变化时触发事件
			handleSizeChange(newSize){
				this.queryInfo.pagesize=newSize
				this.getGoodsList()
			},
			//监听页码值发生变化时触发事件
			handleCurrentChange(newPage){
				this.queryInfo.pagenum=newPage
				this.getGoodsList()
			},
			//根据商品id删除对应商品
			async removeById(id){
				 const confirmResult = await this.$confirm('此操作将永久删除该文件, 是否继续?', '提示', {
				          confirmButtonText: '确定',
				          cancelButtonText: '取消',
				          type: 'warning'
				        }).catch(err=>err)
						
						if(confirmResult !== 'confirm'){
							return this.$message.info('您取消了本次删除操作')
						}
				//发起请求删除商品
				const { data: res } = await this.$http.delete(`goods/${id}`)
				if(res.meta.status !== 200){
					return this.$message.error('删除失败')
				}
				this.$message.success('删除成功')
				this.getGoodsList()
			},
			//通过路由式导航跳转至添加商品页面
			goAddPage(){
				this.$router.push('/goods/add')
			}
		}
	}
</script>

<style lang="less" scoped>
</style>
